CN212637513U

CN212637513U - Triple-linkage luggage barrow

Info

Publication number: CN212637513U
Application number: CN202020975745.0U
Authority: CN
Inventors: 陈俊华
Original assignee: Jinhua Liyang Hardware Manufacturing Co ltd
Current assignee: Jinhua Liyang Hardware Manufacturing Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-03-02
Anticipated expiration: 2030-06-02

Abstract

The utility model relates to a luggage van discloses a triple linkage luggage van, it includes lower tube support (1) and upper tube support (2), still including bearing frame (3) and with runner mechanism (4) that bear frame (3) linkage, lower tube support (1) top is fixed with first violently pipe (101), upper tube support (2) bottom is equipped with violently pipe (201) with the second that first violently pipe (101) is parallel, the second violently manages (201) and bears flexible pipe (5) that are equipped with a longitudinal arrangement between frame (3), flexible pipe (5) top is fixed on the second violently pipe (201) and the top is equipped with pothook mechanism (6) that can violently manage (101) joint with first, pothook mechanism (6) are including can hooking in pothook body (601) of first violently pipe (101) surface. The utility model discloses can realize the three linkages of middle and upper pipe support (2), bearing frame (3) and wheel carrier in the luggage van, can realize folding or opening luggage van fast, the operation is very convenient.

Description

Triple-linkage luggage barrow

Technical Field

The utility model relates to a luggage van has especially related to a triple-linkage luggage van.

Background

The luggage van may be classified into non-foldable and foldable ones, which are convenient to operate when heavy luggage or articles need to be moved.

The non-foldable luggage barrow refers to a luggage barrow which can not be folded and folded when in use, the luggage barrow is generally used in occasions with very large bearing weight, and is manufactured by using an integrated welding and die-casting forming mode to ensure enough bearing capacity and integral strength! The volume is large, the weight is heavy, and the device is generally only used in specific heavy occasions.

A foldable luggage cart, broadly a luggage cart that can be folded up when in use; the luggage barrow is generally used for carrying light-weight articles, is convenient to use and carry, and is the most common luggage barrow.

Foldable luggage van on the existing market is generally double linkage type luggage van, and the carrier is linked together with the gyro wheel and is opened or closed, for example, chinese utility model patent with patent number 2005200553720, this kind of luggage van is opened or is closed when using or folding while can realize bearing the carrier with the gyro wheel, but still has certain operation inconvenience, can't realize more quick opening or folding.

SUMMERY OF THE UTILITY MODEL

The utility model provides a triple-linkage luggage van to the problem that luggage van exists among the prior art.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

the utility model provides a trigeminy moves luggage van, including the lower tube support with can be on the lower tube support upper tube support of gliding from top to bottom, still including setting up the bearing frame in the lower tube support bottom and with bear the runner mechanism that the linkage of bearing frame, the lower tube support top is fixed with first violently pipe, the upper tube support bottom is equipped with violently the pipe with the first second that violently manages parallelly, the second violently is equipped with a longitudinal arrangement's flexible pipe between the bearing frame, flexible pipe top is fixed and is violently managed on the second and the top be equipped with can with the first pothook mechanism of violently managing the joint, pothook mechanism is including can hooking in the first pothook.

As preferred, pothook mechanism is including cup jointing the rotation seat on the second is violently managed, the pothook body is fixed on rotating the seat and can violently manage the rotation around the second along with rotating the seat, flexible pipe top is equipped with canceling release mechanical system, canceling release mechanical system is including fixing the bottom plate on flexible pipe top surface, be fixed with the mounting panel of two mutual dispositions and perpendicular to bottom plate on the bottom plate, be connected with the spring catch that can rotate between two mounting panels, the cover is equipped with the torsional spring on the spring catch, be equipped with the reset hole that supplies the torsional spring tip to pass on the pothook body, the torsional spring tip passes the reset hole and supports and lean on the pothook body back, can make the pothook body.

Preferably, the hook body comprises a hook plate connected with the rotating seat and a hook head fixed at the upper end part of the hook plate, the reset hole is formed in the hook plate, and a clamping block arranged in parallel with the hook plate is arranged on the lower surface of the hook head and located at the end part far away from the hook plate. The clamping between pothook body and the first violently pipe can be more stable in the setting of fixture block, reduces the hook head and breaks away from the condition that first violently managed.

Preferably, the hook mechanism further comprises a limiting mechanism, the limiting mechanism comprises first limiting parts respectively fixed on the outer side surfaces of the two mounting plates, and a second limiting part fixed on the rotating base and capable of rotating and interfering with the first limiting part, and the first limiting part is located above the second limiting part.

The arrangement of the limiting mechanism can avoid the damage to parts of the hook mechanism caused by excessive rotation of the hook mechanism.

Preferably, the upper pipe support is of a U-shaped structure with a downward opening, two sliding sleeves which can slide on the lower pipe support and are respectively positioned at two ends of the upper pipe support are fixed at the bottom of the upper pipe support, and two ends of the second transverse pipe are respectively fixed on the two sliding sleeves.

As preferred, the lower tube support is the U-shaped structure of upwards opening, and the lower tube support bottom is fixed with two locking covers that are located the both ends of lower tube support respectively, is equipped with in the locking cover to going on spacing locking round pin to the upper tube support slide position on the lower tube support, and two ends of first violently managing are fixed respectively on two locking covers.

Preferably, the bottom of the telescopic pipe is rotatably connected with a connecting mechanism used for being connected with the bearing frame, the bearing frame comprises a bearing plate, the rear end part of the bearing plate is provided with a connecting part which is vertically arranged with the bearing frame, the connecting mechanism comprises two connecting pieces which are distributed on two sides of the telescopic pipe, the upper end of each connecting piece is connected with the telescopic pipe through a rotating pin, the lower end of each connecting piece is fixed with a connecting plate which is fixedly connected with the upper connecting part of the bearing frame, the rear end part of each connecting piece forms a U-shaped clamping groove which is downwards opened and can be clamped on the connecting part, the front side wall of each U-shaped clamping groove is located on the front end face of the connecting part and connected with the connecting plate, the length of the rear side wall of each U.

The connecting mechanism is connected in a rotating mode and the structural form of the U-shaped clamping groove can achieve labor-saving transmission of the telescopic rod to the bearing frame, when the telescopic rod moves downwards, the connecting portion is clamped downwards through the U-shaped clamping groove, then the connecting mechanism rotates to tilt the bearing frame, and the bearing frame is folded upwards easily.

Preferably, the rotating wheel mechanism comprises a rotating wheel sleeve sleeved on the lower pipe frame and a rotating wheel fixed on the rotating wheel sleeve, a first linkage part is arranged at the bottom of the rotating wheel sleeve, a second linkage part which is matched with the first linkage part at an angle of 90 degrees is arranged on the bearing frame, and the first linkage part and the second linkage part are mutually meshed bevel gears or tooth sheets.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect:

the utility model discloses can realize the three linkages of middle and upper pipe support, bearing frame and wheel carrier in the luggage van, can realize folding or opening the luggage van fast, the operation is very convenient.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a schematic view of the folded state of fig. 1.

Fig. 3 is a partially enlarged view of a portion a in fig. 1.

Fig. 4 is a partially enlarged view of a portion B in fig. 1.

Fig. 5 is a partially enlarged view of a portion a in fig. 2.

The names of the parts indicated by the numerical references in the drawings are as follows: 1-lower pipe frame, 2-upper pipe frame, 3-bearing frame, 4-runner mechanism, 5-telescopic pipe, 6-hook mechanism, 7-connecting mechanism, 101-first horizontal pipe, 102-locking sleeve, 201-second horizontal pipe, 202-sliding sleeve, 301-bearing plate, 302-connecting part, 401-runner sleeve, 402-runner, 403-first linkage part, 404-second linkage part, 601-hook body, 602-rotating seat, 603-second limiting part, 604-bottom plate, 605-mounting plate, 606-reset hole, 607-hook plate, 608-hook head, 609-clamping block, 610-first limiting part, 701-connecting plate, 702-rotating pin, 704-connecting plate, 704-U-shaped clamping groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Example 1

A triple-linkage luggage van comprises a lower pipe frame 1, an upper pipe frame 2 capable of sliding up and down on the lower pipe frame 1, a bearing frame 3 arranged at the bottom of the lower pipe frame 1 and a rotating wheel mechanism 4 linked with the bearing frame 3, as shown in figures 1-5.

In this embodiment, upper pipe support 2 is a U-shaped structure with a downward opening, two sliding sleeves 202 which can slide on lower pipe support 1 and are respectively located at two ends of upper pipe support 2 are fixed at the bottom of upper pipe support 2, and two ends of second horizontal pipe 201 are respectively fixed on two sliding sleeves 202. Lower tube rack 1 is the U-shaped structure of make progress open-ended, lower tube rack 1 bottom is fixed with two locking cover 102 that are located the both ends of lower tube rack 1 respectively, it is not shown in the locking cover 102 is equipped with carries out spacing locking round pin diagram to last pipe rack 2 on lower tube rack 1, the first both ends of violently managing 101 are fixed respectively on two locking covers 102, it turns round to be equipped with on the locking cover 102, turn round to pass through the spring and be connected with the locking round pin, go up 2 bottoms of pipe rack be equipped with locking round pin complex locking hole, can insert the locking round pin or withdraw from the locking hole under turning round and its spring action, then realize locking and unblock to last pipe rack 2 slide position on lower tube rack 1.

The rotating wheel mechanism 4 comprises a rotating wheel sleeve 401 sleeved on the lower pipe support 1 and a rotating wheel 402 fixed on the rotating wheel sleeve 401, a first linkage part 403 is arranged at the bottom of the rotating wheel sleeve 401, a second linkage part 404 which is matched with the first linkage part 403 by 90 degrees is arranged on the bearing frame 3, the first linkage part 403 and the second linkage part 404 are mutually meshed bevel gears or tooth sheets, when one of the bearing frame 3 or the rotating wheel mechanism 4 acts, the other one can move together under the action of the linkage part, and then the bearing frame 3 and the rotating wheel mechanism 4 can be folded or opened simultaneously.

The top of the lower pipe support 1 is fixed with a first horizontal pipe 101, the bottom of the upper pipe support 2 is provided with a second horizontal pipe 201 parallel to the first horizontal pipe 101, a telescopic pipe 5 longitudinally arranged is arranged between the bearing frames 3 of the second horizontal pipe 201, the top end of the telescopic pipe 5 is fixed on the second horizontal pipe 201, the top of the telescopic pipe is provided with a hook mechanism 6 capable of being connected with the first horizontal pipe 101 in a clamping manner, and the hook mechanism 6 comprises a hook body 601 capable of hooking the outer surface of the first horizontal pipe 101.

The hook mechanism 6 comprises a rotating seat 602 sleeved on the second transverse pipe 201, the hook body 601 is fixed on the rotating seat 602 and can rotate around the second transverse pipe 201 along with the rotating seat 602, the top of the telescopic pipe 5 is provided with a reset mechanism, the reset mechanism comprises a bottom plate 604 fixed on the top surface of the telescopic pipe 5, two mounting plates 605 which are oppositely arranged and perpendicular to the bottom plate 604 are fixed on the bottom plate 604, pin holes are formed in the mounting plates 605, a spring pin which can be inserted into the pin holes and can rotate is connected between the two mounting plates 605, the spring pin is sleeved with a torsion spring not shown in the figure, a reset hole 606 for the end of the torsion spring to pass through is formed in the hook body 601, the end of the torsion spring passes through the reset hole 606 and abuts against the back of the hook body 601, and the.

The hook body 601 of the present embodiment includes a hook plate 607 connected to the rotating seat 602 and a hook head 608 fixed to an upper end of the hook plate 607, the reset hole 606 is provided on the hook plate 607, and a latch 609 parallel to the hook plate 607 is provided on a lower surface of the hook head 608 and at an end far from the hook plate 607. The hook mechanism 6 further includes a limiting mechanism, the limiting mechanism includes a first limiting member 610 fixed on the outer side surfaces of the two mounting plates 605, respectively, and further includes a second limiting member 603 fixed on the rotating base 602 and capable of rotating and interfering with the first limiting member 610, and the first limiting member 610 is located above the second limiting member 603.

When the upper pipe support 2 moves to the highest point, the upper pipe support 2 and the lower pipe support 1 can be locked again through the hook mechanism 6, the structural stability of the whole luggage rack vehicle when the upper pipe support 2 is completely opened is guaranteed, the structural strength of the luggage rack vehicle is improved, and the luggage rack vehicle can be more stable in luggage or article transportation. After the luggage is transported, the hook body 601 only needs to be rotated, so that the hook body 601 can be separated from the first transverse pipe 101 only by rotating the rotating seat 602 clockwise on the second transverse pipe 201, and due to the arrangement of the limiting mechanism, the rotating seat 602 can be effectively prevented from rotating too much; when the hook body 601 is separated from the first horizontal tube 101, the force is not applied to the hook body 601 any more, and at this time, the hook body 601 is reset under the action of the torsion spring.

In this embodiment, the bottom of the telescopic tube 5 is rotatably connected with a connecting mechanism 7 for connecting with the bearing frame 3, the bearing frame 3 comprises a bearing plate 301, a connecting portion 302 arranged perpendicular to the bearing plate is arranged at the rear end portion of the bearing plate 301, the connecting mechanism 7 comprises two connecting pieces 701 distributed at two sides of the telescopic tube 5, the upper end of the connecting piece 701 is connected with the telescopic tube 5 through a rotating pin 702, a connecting plate 703 fixedly connected with the connecting portion 302 on the bearing frame 3 is fixed at the lower end of the connecting piece 701, a U-shaped slot 704 with a downward opening is formed at the rear end portion of the connecting piece 701 and can be clamped on the connecting portion 302, the front side wall of the U-shaped slot 704 is located on, the length of the rear side wall of the U-shaped slot 704 is smaller than the length of the front side wall and the bottommost portion of the rear side wall of the U-shaped slot 704 is located above the connecting portion 302 when the loading plate 301 is parallel to the horizontal plane.

When the luggage van needs to be folded, the upper pipe frame 2 is pushed to move downwards, the upper pipe frame 2 drives the telescopic pipe 5 to move downwards, the connecting mechanism 7 at the bottom of the telescopic pipe 5 acts on the bearing frame 3, so that the bearing frame 3 is turned upwards, and the bearing frame 3 is turned upwards and then drives the turning wheel mechanism 4 to turn inwards through the linkage part, so that the folding of the whole luggage van can be realized; similarly, when the luggage van is opened, the upper pipe support 2 is pulled upwards, the upper pipe support 2 drives the telescopic pipe 5 to move upwards, the telescopic pipe 5 is pulled to bear the upward movement of the rear end part, the downward turning of the bearing frame 3 can be realized, the bearing frame 3 is driven to open outwards through the linkage of the turning wheel mechanism 4 after being turned downwards, the luggage van can be completely opened, and the folding or the opening of the luggage van can be realized more quickly through the three-linkage mode.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.

Claims

1. The utility model provides a triple linkage luggage van, includes lower pipe support (1) and can be on lower pipe support (1) gliding last pipe support (2) from top to bottom, still including setting up bearing frame (3) and the runner mechanism (4) with bearing frame (3) linkage in lower pipe support (1) bottom, its characterized in that: the top of the lower pipe support (1) is fixed with a first horizontal pipe (101), the bottom of the upper pipe support (2) is provided with a second horizontal pipe (201) parallel to the first horizontal pipe (101), a telescopic pipe (5) longitudinally arranged is arranged between the bearing frames (3) of the second horizontal pipe (201), the top end of the telescopic pipe (5) is fixed on the second horizontal pipe (201), the top of the telescopic pipe is provided with a hook mechanism (6) capable of being connected with the first horizontal pipe (101) in a clamped mode, and the hook mechanism (6) comprises a hook body (601) capable of hooking the outer surface of the first horizontal pipe (101).

2. A triple-action luggage cart according to claim 1, characterized in that: pothook mechanism (6) are including cup jointing rotation seat (602) on violently managing (201) at the second, pothook body (601) are fixed and are being rotated seat (602) and can rotate around violently managing (201) of second along with rotating seat (602), flexible pipe (5) top is equipped with canceling release mechanical system, canceling release mechanical system is including fixing bottom plate (604) on flexible pipe (5) top surface, be fixed with two mounting panel (605) of relative arrangement and perpendicular to bottom plate (604) on bottom plate (604), be connected with between two mounting panel (605) and can pivoted spring pin, the spring pin endotheca is equipped with the torsional spring, be equipped with reset hole (606) that supply the torsional spring tip to pass on pothook body (601), the torsional spring tip passes reset hole (606) and supports and leans on pothook body (601) back, can make pothook body (601) towards and first violently manage (101) joint direction and rotate under the.

3. A triple-action luggage cart according to claim 2, characterized in that: the hook body (601) comprises a hook plate (607) connected with the rotating seat (602) and a hook head (608) fixed at the upper end part of the hook plate (607), the reset hole (606) is arranged on the hook plate (607), and a clamping block (609) arranged in parallel with the hook plate (607) is arranged on the lower surface of the hook head (608) and at the end part far away from the hook plate (607).

4. A triple-action luggage cart according to claim 2 or 3, characterized in that: the hook mechanism (6) further comprises a limiting mechanism, the limiting mechanism comprises first limiting parts (610) which are respectively fixed on the outer side surfaces of the two mounting plates (605), and further comprises second limiting parts (603) which are fixed on the rotating base (602) and can generate rotating interference with the first limiting parts (610), and the first limiting parts (610) are located above the second limiting parts (603).

5. A triple-action luggage cart according to claim 1 or 2, characterized in that: go up pipe support (2) and be the U-shaped structure of downwardly opening, go up pipe support (2) bottom and be fixed with can be on lower pipe support (1) gliding and be located two sliding sleeves (202) at the both ends of last pipe support (2) respectively, the both ends of violently managing (201) of second are fixed respectively on two sliding sleeves (202).

6. A triple-action luggage cart according to claim 1 or 2, characterized in that: the lower pipe support (1) is an upward-opening U-shaped structure, two locking sleeves (102) which are respectively located at two ends of the lower pipe support (1) are fixed to the bottom of the lower pipe support (1), locking pins which limit sliding positions of the upper pipe support (2) on the lower pipe support (1) are arranged in the locking sleeves (102), and two ends of a first transverse pipe (101) are respectively fixed to the two locking sleeves (102).

7. A triple-action luggage cart according to claim 1, characterized in that: the bottom of the telescopic pipe (5) is rotatably connected with a connecting mechanism (7) used for being connected with the bearing frame (3), the bearing frame (3) comprises a bearing plate (301), a connecting part (302) vertically arranged with the bearing plate is arranged at the rear end part of the bearing plate (301), the connecting mechanism (7) comprises two connecting pieces (701) distributed on two sides of the telescopic pipe (5), the upper end of each connecting piece (701) is connected with the telescopic pipe (5) through a rotating pin (702), a connecting plate (703) fixedly connected with the connecting part (302) on the bearing frame (3) is fixed at the lower end of each connecting piece (701), a U-shaped clamping groove (704) which is downwards opened and can be clamped on the connecting part (302) is formed at the rear end part of each connecting piece (701), the front side wall of each U-shaped clamping groove (704) is located on the front end face of the connecting part (302) and connected with the connecting plate (703), the length of the rear side wall of each U-shaped clamping groove ( The bottommost portion of the rear sidewall is located above the connecting portion (302).

8. A triple-action luggage cart according to claim 1, characterized in that: the rotating wheel mechanism (4) comprises a rotating wheel sleeve (401) sleeved on the lower pipe frame (1) and a rotating wheel (402) fixed on the rotating wheel sleeve (401), a first linkage part (403) is arranged at the bottom of the rotating wheel sleeve (401), a second linkage part (404) which is matched with the first linkage part (403) in an angle of 90 degrees is arranged on the bearing frame (3), and the first linkage part (403) and the second linkage part (404) are mutually meshed bevel gears or tooth sheets.